They may have to get current with their maintenance before Toshiba will move the licenses to another server.

Taske and ACD still do not run on IPedge

It appears that the upgrade to Windows 7 involves a hard-drive swap, but last I checked (and mentioned above) only a MAS R3 is supported to be upgraded. It s likely the drivers are pre-loaded and only support the latest version.

They are shipping new the new MAS servers with Windows 7 or Windows server 2008.